But now, instead of discussion and argument, brute force rises up to the rescue of discomfited error, and crushes truth and right into the dust. 'Might makes right,' and hoary folly totters on in her mad career escorted by armies and navies.

Adin Ballou

General, your tank
is a powerful vehicle
it smashes down forests
and crushes a hundred men.
but it has one defect:
it needs a driver.